! Swift/XRT hardness ratio of trigger: 1310284, name: GRB 250504A ! T0 for this burst is Swift MET=768093993.024 s, = 2025 May 04 at 23:25:57.467 UT ! The hard band is 1.51-10 keV ! The soft band is 0.3-1.5 keV ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 ! There are 3 datasets: Hard, Soft, and the ratio ! Columns are as labelled ! BINMODE: READ TERR 1 READ SERR 2 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 85.783 4.480 -4.291 3.904466 0.736674 96.659 5.833 -6.395 5.010946 0.716333 106.636 5.907 -4.145 3.870146 0.692456 118.464 7.651 -5.921 3.281609 0.569275 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 85.783 4.480 -4.291 3.989953 0.771199 96.659 5.833 -6.395 3.041136 0.566140 106.636 5.907 -4.145 3.626841 0.670424 118.464 7.651 -5.921 2.748509 0.528624 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 85.783 4.480 -4.291 0.978574 0.263699 96.659 5.833 -6.395 1.647722 0.383677 106.636 5.907 -4.145 1.067084 0.271181 118.464 7.651 -5.921 1.193960 0.302057 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 145.979 17.703 -14.892 3.640277 0.820694 188.225 25.603 -24.543 4.937915 0.777888 239.239 34.764 -25.411 2.837787 0.541026 310.241 41.489 -36.237 2.128743 0.412589 428.162 68.991 -76.433 0.825492 0.187651 645.502 207.687 -148.348 0.592681 0.101604 6071.949 5252.388 -1011.241 0.019395 0.004926 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 145.979 17.703 -14.892 3.642241 0.821136 188.225 25.603 -24.543 2.508972 0.557622 239.239 34.764 -25.411 2.022347 0.457189 310.241 41.489 -36.237 1.563702 0.354969 428.162 68.991 -76.433 0.902283 0.197248 645.502 207.687 -148.348 0.628669 0.105928 6071.949 5252.388 -1011.241 0.017464 0.004771 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 145.979 17.703 -14.892 0.999461 0.318660 188.225 25.603 -24.543 1.968103 0.536150 239.239 34.764 -25.411 1.403215 0.414969 310.241 41.489 -36.237 1.361348 0.406351 428.162 68.991 -76.433 0.914892 0.288539 645.502 207.687 -148.348 0.942755 0.226614 6071.949 5252.388 -1011.241 1.110586 0.414269